package lab2.text06;

/**
 * Created by Administrator on 2017/10/15.
 */
public class Circle {
    double radius;
    double perimeter;
    double area;
    double perimeter(){
        return 2*3.14*radius;
    }
    double area(){
        return 3.14*radius*radius;
    }

    public static void main(String[] args) {

    }
}
